* VAIO Power Management1. Set LCD Brightness - Running on batteries to Level 2.2. Turn off the Built-in Cameras in Other Devices.3. Turn off the Built-in Modems in Other Devices.4. Click Advanced tab and select VAIO Power Management tab and unselect Automatically hibernates when computer goes into a low-power state

* VAIO Power Management1. Set LCD Brightness - Running on batteries to Level 1.2. Turn off the Built-in Cameras in Other Devices.3. Turn off the Built-in Modems in Other Devices.4. Click Advanced tab and select VAIO Power Managementtab but unslect Automatically hibernates when computer goes into a low-power state option.

For more information on JEITA Battery Run Time Measurement Method for VAIO notebook, please click here.